1 //===--- LangStandard.h -----------------------------------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 #ifndef LLVM_CLANG_FRONTEND_LANGSTANDARD_H
11 #define LLVM_CLANG_FRONTEND_LANGSTANDARD_H
13 #include "clang/Basic/LLVM.h"
14 #include "clang/Frontend/FrontendOptions.h"
15 #include "llvm/ADT/StringRef.h"
22 LineComment = (1 << 0),
26 CPlusPlus11 = (1 << 4),
27 CPlusPlus14 = (1 << 5),
28 CPlusPlus1z = (1 << 6),
29 CPlusPlus2a = (1 << 7),
33 ImplicitInt = (1 << 11),
39 /// LangStandard - Information about the properties of a particular language
43 #define LANGSTANDARD(id, name, lang, desc, features) \
45 #include "clang/Frontend/LangStandards.def"
49 const char *ShortName;
50 const char *Description;
52 InputKind::Language Language;
55 /// getName - Get the name of this standard.
56 const char *getName() const { return ShortName; }
58 /// getDescription - Get the description of this standard.
59 const char *getDescription() const { return Description; }
61 /// Get the language that this standard describes.
62 InputKind::Language getLanguage() const { return Language; }
64 /// Language supports '//' comments.
65 bool hasLineComments() const { return Flags & frontend::LineComment; }
67 /// isC99 - Language is a superset of C99.
68 bool isC99() const { return Flags & frontend::C99; }
70 /// isC11 - Language is a superset of C11.
71 bool isC11() const { return Flags & frontend::C11; }
73 /// isCPlusPlus - Language is a C++ variant.
74 bool isCPlusPlus() const { return Flags & frontend::CPlusPlus; }
76 /// isCPlusPlus11 - Language is a C++11 variant (or later).
77 bool isCPlusPlus11() const { return Flags & frontend::CPlusPlus11; }
79 /// isCPlusPlus14 - Language is a C++14 variant (or later).
80 bool isCPlusPlus14() const { return Flags & frontend::CPlusPlus14; }
82 /// isCPlusPlus1z - Language is a C++17 variant (or later).
83 bool isCPlusPlus1z() const { return Flags & frontend::CPlusPlus1z; }
85 /// isCPlusPlus2a - Language is a post-C++17 variant (or later).
86 bool isCPlusPlus2a() const { return Flags & frontend::CPlusPlus2a; }
89 /// hasDigraphs - Language supports digraphs.
90 bool hasDigraphs() const { return Flags & frontend::Digraphs; }
92 /// isGNUMode - Language includes GNU extensions.
93 bool isGNUMode() const { return Flags & frontend::GNUMode; }
95 /// hasHexFloats - Language supports hexadecimal float constants.
96 bool hasHexFloats() const { return Flags & frontend::HexFloat; }
98 /// hasImplicitInt - Language allows variables to be typed as int implicitly.
99 bool hasImplicitInt() const { return Flags & frontend::ImplicitInt; }
101 /// isOpenCL - Language is a OpenCL variant.
102 bool isOpenCL() const { return Flags & frontend::OpenCL; }
104 static const LangStandard &getLangStandardForKind(Kind K);
105 static const LangStandard *getLangStandardForName(StringRef Name);
108 } // end namespace clang